linux-kernel - Re: [RFC PATCH 4/X] ptrace: kill the now unneeded args from tracehook_finish

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Message-Id: <20090526205123.12085FC2BD@magilla.sf.frob.com>
Date:	Tue, 26 May 2009 13:51:23 -0700 (PDT)
From:	Roland McGrath <roland@...hat.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Christoph Hellwig <hch@...radead.org>, Ingo Molnar <mingo@...e.hu>,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 4/X] ptrace: kill the now unneeded args from
	tracehook_finish_clone() path

> +	if (unlikely(child->ptrace_task)) {

This merits a comment explaining that tracehook_init_task() will have
allocated the struct if and only if we decided to propagate its creator's
ptrace settings to it.


Thanks,
Roland
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